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Updated: 06 Apr 2026

10 Best String Trimmer Lines Spools

#1 Best Pick
Wingsflying AF-100 Weed Eater Spool 6+1 Pack 30ft 0.065'' Line String Trimmer Replacement Spool for Black+Decker AF+100 String Trimmers, (6 Replacement Spool, 1 Trimmer Cap, 1 Pack Spring)

Wingsflying AF-100 Weed Eater Spool 6+1 Pack 30ft 0.065'' Line String Trimmer Replacement Spool for Black+Decker AF+100 String Trimmers, (6 Replacement Spool, 1 Trimmer Cap, 1 Pack Spring)

Brand: Wingsflying
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  • Compatible with Black&Decker string trimmer models: GH400, GH500,GH600, GH610, GH900, LSTE525, LST300, BESTA510, LCC340C, LST522, ST8600, ST7700, ST7000, ST6600, NST2118, NST2018, NST1118, NST1018, MTE912, MTC220, LSTE525BT, LSTE523, LST420, LST400, LST220, LST201, LST140C, LST136W, LST136B, LST136, LCC222, LCC221, LCC140, GH912, CST2000, CST1200, CST1000, BESTE620, BESTA512. Compatible with Spool model: AF-100, AF-100-3ZP, AF-100-BKP, AF-100-2.
  • 30ft 0.065 inches line replacement spool designed for Black&Decker original spools models AF-100, AF-100-3ZP, AF-100-BKP, AF-100-2. Length 30 feet trimmer line provides a wider range of mowing area. 0.065 inches diameter wearable line supports fast cutting and longer lifetime.
  • Premium AFS automatic feed spool & durable polyamide nylon thread, pliable and flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting. The ABS weed wacker cap replacement is tough enough to fix the spool tight during mowing.
  • Snap into place for quick and effortless replace without tools. Professional CNC machine cutting and automatic winding is more time-saving than manual winding, reduces damage for string grass trimmer and not get stuck when mowing.
  • Wear goggles and long pants when using this product to avoid injury from spilling lines. Unplug tool before changing, installing, or removing accessories. This cordless weed eater parts refill is only suitable for young grasses. Strong weeds use other tools.
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#2 Best Value
Bosch Home & Garden Replacement Cutting Line 24m (1.6mm) for Easy/Universal/AdvancedGrassCut

Bosch Home & Garden Replacement Cutting Line 24m (1.6mm) for Easy/Universal/AdvancedGrassCut

Brand: Bosch
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  • Break resistant, heavy-duty and durable to use
  • Suitable for many fields, such as agriculture, landscaping and garden
  • 24 m x 1.6 mm spool line
  • Items Included: 1 x Replacement Cutting Line 24m (1.6mm) for Bosch Easy/Universal/AdvancedGrassCut
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#3 Budget Pick
EZONEDEAL (3Pcs) 30ft Weed Eater String Replacement Multi-Purpose 0.065 String Trimmer Line Spool Garden Tool, Compatible with Decker Models - Electric Weed Wacker String Grass Trimmer/Edger

EZONEDEAL (3Pcs) 30ft Weed Eater String Replacement Multi-Purpose 0.065 String Trimmer Line Spool Garden Tool, Compatible with Decker Models - Electric Weed Wacker String Grass Trimmer/Edger

Brand: EZONEDEAL
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#4 Top Choice
6-Pack String Trimmer Line Spool Replacement for Bosch Models,Compatible with Art 23 SL, Art 2300, Art 26 SL, 1.65mm 4.9m Nylon Line,Durable Nylon and ABS Design

6-Pack String Trimmer Line Spool Replacement for Bosch Models,Compatible with Art 23 SL, Art 2300, Art 26 SL, 1.65mm 4.9m Nylon Line,Durable Nylon and ABS Design

Brand: Aodasbun
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  • Perfect Compatibility:Replacement trimmer spools compatible with Bosch ART 23 SL, ART 2300, ART 26 SL. Fits replacement parts F016800569 & F016800385 for easy direct installation.
  • Premium Nylon & ABS Material:Made of durable nylon line and sturdy ABS shell. The 1.65mm string is wear-resistant, not easy to break, providing stable and efficient trimming.
  • Optimal Size 1.65mm x 4.9m:Each spool features 1.65mm diameter & 4.9m length, delivering strong cutting power and wide coverage for lawn trimming tasks.
  • Easy to Replace & Use:Direct replacement design, no complicated tools required. Simply install the spool to keep your trimmer working efficiently.
  • 6-Pack Complete Set:Includes 6 trimmer spools with covers, enough for long-term use, saving you time and money on frequent replacements.
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#5 Popular Choice
String Trimmer Line, 3mm Nylon Weed Eater Spool String Garden Trimmer Cord Replacement for (100m/328.1ft)

String Trimmer Line, 3mm Nylon Weed Eater Spool String Garden Trimmer Cord Replacement for (100m/328.1ft)

Brand: Yosoo
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  • 【Premium Nylon Line】3mm nylon spool weed trimming line is durable, for heavy cutting and long term use, keeping your garden tidy.
  • 【Sturdy to Work】The brush cutter cord cuts the heaviest weeds and thickest grasses quickly, acceleration, high cutting efficiency and reduced workload.
  • 【Practical Garden Trimmer Cord】3mm string trimmer line Can repalce for ; Replacement for ; Replacement for ; Replacement for Weed Eater and more trimmers.
  • 【Low Noise Cord】The design of the low noise cord reduces noise levels, providing a better working environment for lawn mowing.
  • 【Consumer Service】Any questions about the product, welcome to with us at any time, we'll do our best to serve with you.
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#6 Top Pick
Bosch Home & Garden Replacement Cutting Line Spool 4m (1.6mm) for EasyGrassCut 18V

Bosch Home & Garden Replacement Cutting Line Spool 4m (1.6mm) for EasyGrassCut 18V

Brand: Bosch
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  • Long-lasting
  • For optimal trimming results
  • EasyGrassCut spool with 4.5m 1.6mm line
  • Items Included: 1 x Replacement Cutting Line Spool 4m (1.6mm) for Bosch EasyGrassCut 18
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#7 Top Pick
Greenworks 0.065" Dual Line Replacement String Trimmer Line Spool, 3 Count (Pack of 1)

Greenworks 0.065" Dual Line Replacement String Trimmer Line Spool, 3 Count (Pack of 1)

Brand: Greenworks
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  • 3 pack .065 in. Dual line string trimmer spools
  • Compatible with GreenWorks 2101602, 2101602A, STBA40B210, 2101602, ST40B410, BST4000 dual line string trimmers
  • Includes (3) .065 in. Dual line string trimmer spools
  • This is an aftermarket of generic part
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#8 Top Pick
Husqvarna 639005102 String Trimmer line .095-Inch 140ft Spool Titanium Force, .095" x 140', Silver

Husqvarna 639005102 String Trimmer line .095-Inch 140ft Spool Titanium Force, .095" x 140', Silver

Brand: Husqvarna
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  • Longer life, Better performance, Faster acceleration - Our design is based on cutting edge technology that delivers longer life, better performance, faster acceleration, level flight characteristics
  • High cutting efficiency - Means less work possible with the right choice of materials
  • Low-noise - The patented design on Husqvarna's low-noise lines reduces the noise level by 50 % which gives a better working environment
  • This product is best suited for trimming grass
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#9 Top Pick
Ling-Luo AC14RL3A String Trimmer Spool Replacement for Ryobi One AC14RL3A 18V 24V 40V 11ft 0.065" Auto Feed Cordless Weed Eater Spools Line with AC14HCA Cap Covers Parts (6 Spools)

Ling-Luo AC14RL3A String Trimmer Spool Replacement for Ryobi One AC14RL3A 18V 24V 40V 11ft 0.065" Auto Feed Cordless Weed Eater Spools Line with AC14HCA Cap Covers Parts (6 Spools)

Brand: Ling-Luo
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  • 【 Compatible with Ryobi One+ AC14RL3A spools 】: AC14RL3A string trimmer replacement spool line for Ryobi One+ AC14RL3A, compatible with Ryobi weed wacker string models:18v - OLT1825, OLT1825M, OLT1830H, OLT1831, OLT1832, P2000-P2006, P2200, RLT1825, RLT1830H13, RLT1830H15, RLT1830H25, RLT1830Li, RLT183113, RLT183115, RLT183125, RLT1831H20, RLT1831H25, RLT1831H25, RLT1831H25PK, RLT183213; 24v - RY24000, RY24020, RY24021, RY24200 40v - RY40001, RY40021, RY40200, RY40201, RY40210, RY40210A.
  • 【 AC14RL3A String Trimmer Spool Specification 】: AC14RL3A String Trimmer Replacement Spool Line for Ryobi One+ AC14RL3A, 11ft 0.065 inches--each spool is pre-wound with a 11-foot, 0.065-inch diameter, high-strength, durable nylon thread.
  • 【High Quality Material ryobi string trimmer line 】: High-quality ABS spool and Durable nylon string, sturdy enough, strong enough for long working life. for Ryobi One+ AC14RL3A trimmer replacement spools by the CNC machine cutting and winding, automatic line change.
  • 【Replacement for Ryobi One+ AC14RL3A Parts】: Replacement spool for Ryobi One+ AC14RL3A parts, replacement spool for Ryobi trimmer, for ryobi trimmer string, for ryobi string trimmer refill, for ryobi trimmer line, for ryobi replacement spool cap, for ryobi trimmer spool, for ryobi string trimmer line, for ryobi spool, for ryobi trimmer string 18v, for 18v ryobi string trimmer line, for ryobi replacement spool .065, for ryobi weed eater string .065, for ryobi weed wacker string .
  • 【 Quality Assurance 】: Our AC14RL3A string trimmer spool set of packaging includes 6 x AC14RL3A spool.When you using this product, protective measures should be taken to avoid damage to the body caused by spilled wires. The product is only suitable for young grasses, for strong weeds, use other tools such as blades to trim. if you have any questions, please feel free to contact us by email! We will solve it for you in the first time.
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#10 Top Pick
ValueHall Replacement Spool 0.065” Line String Trimmer Spool Replacement 30ft for Black and Decker GH900 GH600 AF-100-3ZP V7C05 (3 Spools, 1 Cap, 1 Spring)

ValueHall Replacement Spool 0.065” Line String Trimmer Spool Replacement 30ft for Black and Decker GH900 GH600 AF-100-3ZP V7C05 (3 Spools, 1 Cap, 1 Spring)

Brand: valuehall
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  • Durable Material: The trimmer line is made of high quality ABS spool and durable nylon thread, which is flexible and has long service life.
  • Three Replacement Spools: Three high quality trimmer spools for a better replacement and continuous operation, convenient for your daily mowing work.
  • User-friendly Design: The string trimmer spools diameter is 0.065inch and the length is 30ft, utilizes centrifugal force for maximum performance, which can easily cuts through grass and weeds.
  • Easy to Install: The replacement spools can be easily installed in most of Black and Decker string trimmer models within a few seconds, no complicated processes.
  • Fit Models: BLACK DECKER AF-100-3ZP GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7700, CST1000, CST1200, CST2000, MTC220, MTE912, NST2018, NST1118, NST2118, LST220, LST300, LST400, LST420, LST136
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